PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

245-4Impeller,fan,centrifugal

Regal-Beloit Corporation Dba Fasco Group Div Cassville Division · NSN 4140-00-274-3654 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-274-3654 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-274-3654. Primary manufacturer part number: 245-4.
Features
  • Impeller,fan,centrifugal — FSC 4140
  • Diameter: 2.000 INCHES NOMINAL IN
  • Blade Quantity: 4
  • Attachment Method: SETSCREW
  • Material: ALUMINUM BLADE
  • Width: 0.812 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-274-3654, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Regal-Beloit Corporation Dba Fasco Group Div Cassville Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-274-3654
Primary Part Number245-4
Item NameImpeller,fan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRegal-Beloit Corporation Dba Fasco Group Div Cassville Division
StatusACTIVE
Diameter2.000 INCHES NOMINAL IN
Blade Quantity4
Attachment MethodSETSCREW
MaterialALUMINUM BLADE
Width0.812 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6515-00-059-523524-54 INTERCHANGEABLE
Applicator,disposable
Redi Products Div of General Medical Mfg Co
3020-00-196-17701089-35A INTERCHANGEABLE
Link,roller Chain
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5935-00-329-491849000 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
6515-00-532-83842134 INTERCHANGEABLE
Syringe,hypodermic
Becton, Dickinson and Co Dba Becton Dickinson & Co
4920-00-708-30952454 INTERCHANGEABLE
Adapter,balance Propeller
Marvel Manufacturing Co Div the Marvel Manufacturing Company
5930-01-096-43242454 INTERCHANGEABLE
Switch
Crown Audio, Inc. Dba Crown International
4730-01-098-08232454 INTERCHANGEABLE
Elbow,pipe
George Fischer Sloane, Inc.
5910-01-148-601907-02454-0A INTERCHANGEABLE
Capacitor
Ballantine Laboratories Inc
5331-01-210-87362-454 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5940-01-296-96222-45-4 INTERCHANGEABLE
Terminal Board
Fulton Boiler Works Inc
Cross-Reference Index
Part NumberManufacturer
245-4 PRIMARY Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
HA27REVA Navcom Defense Electronics, Inc. (USA)
Related Parts
6515-00-059-5235INTERCHANGEABLE
APPLICATOR,DISPOSABLE
24-54
3020-00-196-1770INTERCHANGEABLE
LINK,ROLLER CHAIN
1089-35A
5935-00-329-4918INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
49000
6515-00-532-8384INTERCHANGEABLE
SYRINGE,HYPODERMIC
2134
4920-00-708-3095INTERCHANGEABLE
ADAPTER,BALANCE PROPELLER
2454
5930-01-096-4324INTERCHANGEABLE
SWITCH
2454
4730-01-098-0823INTERCHANGEABLE
ELBOW,PIPE
2454
5910-01-148-6019INTERCHANGEABLE
CAPACITOR
07-02454-0A
5331-01-210-8736INTERCHANGEABLE
O-RING
2-454
5940-01-296-9622INTERCHANGEABLE
TERMINAL BOARD
2-45-4
3010-01-333-1719INTERCHANGEABLE
COUPLING,SHAFT,RIGID
7045-01-340-9813INTERCHANGEABLE
COVER,COMPUTER
99615

Frequently Asked Questions

What is NSN 4140-00-274-3654?

NSN 4140-00-274-3654 is a Impeller,fan,centrifugal, manufactured by Regal-Beloit Corporation Dba Fasco Group Div Cassville Division, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-274-3654?

NSN 4140-00-274-3654 has 2 cross-referenced part numbers: 245-4 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division), HA27REVA (Navcom Defense Electronics, Inc.).

What NSN replaces 4140-00-274-3654?

There are 12 known substitutes for 4140-00-274-3654: 6515-00-059-5235, 3020-00-196-1770, 5935-00-329-4918 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 245-4?

Key specifications for 245-4: Diameter: 2.000 INCHES NOMINAL IN; Blade Quantity: 4; Attachment Method: SETSCREW; Special Features: CLOCKWISE IMPELLER ROTATION. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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